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Audio-Technica ATH-A990z Over-Ear Black
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Audio-Technica ATH-MSR7NC 30hrs Active Noise-Cancelling Black
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Technical Specifications
| 3.5mm Connector | 1 mm | 1 mm | |
| 6.35mm Connector | 1 mm | - | |
| Acoustic System Name | Closed Back | Closed Back | |
| Battery Life (max) | - | 30 hours | |
| Battery Recharge Time | - | 4 hours | |
| Cable Length | 3 m | 1.2 m | |
| Cable Type | OFC | - | |
| Cables Included | - | Audio (3.5mm), Micro-USB | |
| Carrying Case | - | Yes | |
| Colour of Product | Black | Black | |
| Connectivity Technology | Wired | Wired | |
| Driver Unit Size | 53 cm | 45 cm | |
| Ear Coupling | Over-ear | Over-ear | |
| Ear Coupling - Over-ear | Yes | Yes | |
| Headphone Frequency | 5 - 42000 Hz | 5 - 40000 Hz | |
| Headphone or Headset | Headphones | Mobile headset | |
| Headphone Sensitivity | 100 dB | 104 dB | |
| Headset Type | Dual Ear | Dual Ear | |
| Impedance | 44 Ω (Ohms) | 150 Ω (Ohms) | |
| Maximum Input Power | 2000 Watts | - | |
| Microphone Frequency | - | 50 - 4000 Hz | |
| Microphone Number | - | 1 | |
| Microphone Sensitivity | - | -40 dB | |
| Multi-function Control - Position | - | On-cable | |
| Multi-function Control - Type | - | Digital | |
| Multi-function Control Present | - | Yes | |
| Noise Cancelling | - | Yes | |
| Noise Reduction | - | Yes | |
| Purpose | - | Media/communication | |
| Rechargeable | - | Yes | |
| USB Connectivity | - | Yes | |
| USB Port - Micro | - | Yes | |
| USB Port - Type | - | Micro | |
| Volume Control Present | - | Yes | |
| Volume Control Type | - | Button | |
| Wearing Style | Head-band | Head-band | |
| Weight | 335 g | 305 g |
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